Julian Fellowes' Edwardian soap Downton Abbey returns for its second season Sunday night which is very excited news indeed. The first season was filled with many a twist and turn and, very often, this news was delivered via ominous letters that our beloved characters stared at blank-faced. In fact, each of the first season's seven episodes included at least three instances of characters receiving news, most times troubling news, in a letter. Here are all of them.